Robust and Durable: Made of high-quality stainless steel and rubber. Not hollow inside, firm but not hard, the stops will not bend when applying excessive force to the doors. These carbide door stops will not rust or lose their shape over time. Stable and Non-Slip: Door wedges with unique angled design and non-slip base provide ultimate grip and help keep doors securely in place, preventing the door from closing due to sliding or slipping. Health and Environmental Protection: It is non-toxic, odorless, to ensure your family's health and ensure that neither your floors nor your doors will be damaged by using previous PVC materials. Area of Use: It is suitable for all doors and floors. It adheres well to tiles, carpets, laminate floors, wood, metal, glass doors, self-closing doors, heavy doors, house doors, standard doors, large doors and commercial doors. Keep your loved ones safe: ideal for households with children or pets. Environmentally friendly, no pungent odor, safe for your children, pets and family. Whether you are stopping a side door, a wide door, a kitchen, bedroom, house or bread door or keeping windows open, this large door stop set has many uses. Color: Grey. The door stop wedge is made of high-quality rubber material, is safe, non-toxic, lightweight and durable. The soft and elastic wedge will not cause any damage to your door. The door stop is strong enough to handle all surfaces from cement to linoleum. You can also double stack them for doors with higher thresholds. Features Product name: Door stop Material: Rubber Design: Wedge shape COLOR: Light grey Content: 4 x door stops Practical and useful tools for home and office. Easily support doors without scratching the floor surface. Keep doors safely open, allow cross-ventilation and ensure your children or pets are protected from slamming doors. Suitable for all surfaces, carpets, concrete, tiles and wood luckymeet